1 /*
   2  * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @key headful
  27  * @bug 8014863
  28  * @bug 8024395
  29  * @summary  Tests the calculation of the line breaks when a text is inserted
  30  * @author Dmitry Markov
  31  * @library ../../../regtesthelpers
  32  * @build Util
  33  * @run main bug8014863
  34  */
  35 
  36 import sun.awt.SunToolkit;
  37 
  38 import javax.swing.*;
  39 import javax.swing.text.GlyphView;
  40 import javax.swing.text.View;
  41 import javax.swing.text.html.HTMLEditorKit;
  42 import java.awt.*;
  43 import java.awt.event.KeyEvent;
  44 import java.lang.reflect.Field;
  45 import java.util.ArrayList;
  46 import java.util.Arrays;
  47 
  48 public class bug8014863 {
  49 
  50     private static JEditorPane editorPane;
  51     private static JFrame frame;
  52     private static Robot robot;
  53     private static SunToolkit toolkit;
  54 
  55     private static String text1 = "<p>one two qqqq <em>this is a test sentence</em> qqqq <em>pp</em> qqqq <em>pp</em> " +
  56             "qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq</p>";
  57     private static String text2 = "<p>qqqq <em>this is a test sentence</em> qqqq <em>pp</em> qqqq <em>pp</em> " +
  58             "qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq <em>pp</em> qqqq</p>";
  59 
  60     private static ArrayList<GlyphView> glyphViews;
  61 
  62     public static void main(String[] args) throws Exception {
  63         toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
  64         robot = new Robot();
  65         robot.setAutoDelay(50);
  66         glyphViews = new ArrayList<GlyphView>();
  67 
  68         createAndShowGUI(text1);
  69 
  70         toolkit.realSync();
  71 
  72         SwingUtilities.invokeAndWait(new Runnable() {
  73             public void run() {
  74                 retrieveGlyphViews(editorPane.getUI().getRootView(editorPane));
  75             }
  76         });
  77         GlyphView [] arr1 = glyphViews.toArray(new GlyphView[glyphViews.size()]);
  78 
  79         frame.dispose();
  80         glyphViews.clear();
  81 
  82         createAndShowGUI(text2);
  83 
  84         toolkit.realSync();
  85 
  86         Util.hitKeys(robot, KeyEvent.VK_HOME);
  87         toolkit.realSync();
  88 
  89         Util.hitKeys(robot, KeyEvent.VK_O);
  90         Util.hitKeys(robot, KeyEvent.VK_N);
  91         Util.hitKeys(robot, KeyEvent.VK_E);
  92         Util.hitKeys(robot, KeyEvent.VK_SPACE);
  93         Util.hitKeys(robot, KeyEvent.VK_T);
  94         Util.hitKeys(robot, KeyEvent.VK_W);
  95         Util.hitKeys(robot, KeyEvent.VK_O);
  96         Util.hitKeys(robot, KeyEvent.VK_SPACE);
  97 
  98         toolkit.realSync();
  99 
 100         SwingUtilities.invokeAndWait(new Runnable() {
 101             public void run() {
 102                 retrieveGlyphViews(editorPane.getUI().getRootView(editorPane));
 103             }
 104         });
 105         GlyphView [] arr2 = glyphViews.toArray(new GlyphView[glyphViews.size()]);
 106 
 107         if (arr1.length != arr2.length) {
 108             throw new RuntimeException("Test Failed!");
 109         }
 110 
 111         for (int i=0; i<arr1.length; i++) {
 112             GlyphView v1 = arr1[i];
 113             GlyphView v2 = arr2[i];
 114             Field field = GlyphView.class.getDeclaredField("breakSpots");
 115             field.setAccessible(true);
 116             int[] breakSpots1 = (int[])field.get(v1);
 117             int[] breakSpots2 = (int[])field.get(v2);
 118             if (!Arrays.equals(breakSpots1,breakSpots2)) {
 119                 throw new RuntimeException("Test Failed!");
 120             }
 121         }
 122 
 123         frame.dispose();
 124     }
 125 
 126     private static void retrieveGlyphViews(View root) {
 127         for (int i=0; i<= root.getViewCount()-1; i++) {
 128             View view = root.getView(i);
 129             if (view instanceof GlyphView && view.isVisible()) {
 130                 if (!glyphViews.contains(view)) {
 131                     glyphViews.add((GlyphView)view);
 132                 }
 133             } else {
 134                 retrieveGlyphViews(view);
 135             }
 136         }
 137     }
 138 
 139     private static void createAndShowGUI(String text) throws Exception {
 140         SwingUtilities.invokeAndWait(new Runnable() {
 141             public void run() {
 142                 try {
 143                     UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
 144                 } catch (Exception ex) {
 145                     throw new RuntimeException(ex);
 146                 }
 147                 frame = new JFrame();
 148                 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 149 
 150                 editorPane = new JEditorPane();
 151                 HTMLEditorKit editorKit = new HTMLEditorKit();
 152                 editorPane.setEditorKit(editorKit);
 153                 editorPane.setText(text);
 154                 editorPane.setCaretPosition(1);
 155 
 156                 frame.add(editorPane);
 157                 frame.setSize(200, 200);
 158                 frame.setVisible(true);
 159             }
 160         });
 161     }
 162 }